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Diffstat (limited to 'QW/client/in_win.c')
| -rw-r--r-- | QW/client/in_win.c | 1232 |
1 files changed, 1232 insertions, 0 deletions
diff --git a/QW/client/in_win.c b/QW/client/in_win.c new file mode 100644 index 0000000..ca7d0a1 --- /dev/null +++ b/QW/client/in_win.c @@ -0,0 +1,1232 @@ +/* +Copyright (C) 1996-1997 Id Software, Inc. + +This program is free software; you can redistribute it and/or +modify it under the terms of the GNU General Public License +as published by the Free Software Foundation; either version 2 +of the License, or (at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + +See the GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; if not, write to the Free Software +Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + +*/ +// in_win.c -- windows 95 mouse and joystick code +// 02/21/97 JCB Added extended DirectInput code to support external controllers. + +#include <dinput.h> +#include "quakedef.h" +#include "winquake.h" +//#include "dosisms.h" + +#define DINPUT_BUFFERSIZE 16 +#define iDirectInputCreate(a,b,c,d) pDirectInputCreate(a,b,c,d) + +HRESULT (WINAPI *pDirectInputCreate)(HINSTANCE hinst, DWORD dwVersion, + LPDIRECTINPUT * lplpDirectInput, LPUNKNOWN punkOuter); + +// mouse variables +cvar_t m_filter = {"m_filter","0"}; + +int mouse_buttons; +int mouse_oldbuttonstate; +POINT current_pos; +int mouse_x, mouse_y, old_mouse_x, old_mouse_y, mx_accum, my_accum; + +static qboolean restore_spi; +static int originalmouseparms[3], newmouseparms[3] = {0, 0, 1}; +qboolean mouseinitialized; +static qboolean mouseparmsvalid, mouseactivatetoggle; +static qboolean mouseshowtoggle = 1; +static qboolean dinput_acquired; +static unsigned int mstate_di; +unsigned int uiWheelMessage; + +qboolean mouseactive; + +// joystick defines and variables +// where should defines be moved? +#define JOY_ABSOLUTE_AXIS 0x00000000 // control like a joystick +#define JOY_RELATIVE_AXIS 0x00000010 // control like a mouse, spinner, trackball +#define JOY_MAX_AXES 6 // X, Y, Z, R, U, V +#define JOY_AXIS_X 0 +#define JOY_AXIS_Y 1 +#define JOY_AXIS_Z 2 +#define JOY_AXIS_R 3 +#define JOY_AXIS_U 4 +#define JOY_AXIS_V 5 + +enum _ControlList +{ + AxisNada = 0, AxisForward, AxisLook, AxisSide, AxisTurn +}; + +DWORD dwAxisFlags[JOY_MAX_AXES] = +{ + JOY_RETURNX, JOY_RETURNY, JOY_RETURNZ, JOY_RETURNR, JOY_RETURNU, JOY_RETURNV +}; + +DWORD dwAxisMap[JOY_MAX_AXES]; +DWORD dwControlMap[JOY_MAX_AXES]; +PDWORD pdwRawValue[JOY_MAX_AXES]; + +// none of these cvars are saved over a session +// this means that advanced controller configuration needs to be executed +// each time. this avoids any problems with getting back to a default usage +// or when changing from one controller to another. this way at least something +// works. +cvar_t in_joystick = {"joystick","0", true}; +cvar_t joy_name = {"joyname", "joystick"}; +cvar_t joy_advanced = {"joyadvanced", "0"}; +cvar_t joy_advaxisx = {"joyadvaxisx", "0"}; +cvar_t joy_advaxisy = {"joyadvaxisy", "0"}; +cvar_t joy_advaxisz = {"joyadvaxisz", "0"}; +cvar_t joy_advaxisr = {"joyadvaxisr", "0"}; +cvar_t joy_advaxisu = {"joyadvaxisu", "0"}; +cvar_t joy_advaxisv = {"joyadvaxisv", "0"}; +cvar_t joy_forwardthreshold = {"joyforwardthreshold", "0.15"}; +cvar_t joy_sidethreshold = {"joysidethreshold", "0.15"}; +cvar_t joy_pitchthreshold = {"joypitchthreshold", "0.15"}; +cvar_t joy_yawthreshold = {"joyyawthreshold", "0.15"}; +cvar_t joy_forwardsensitivity = {"joyforwardsensitivity", "-1.0"}; +cvar_t joy_sidesensitivity = {"joysidesensitivity", "-1.0"}; +cvar_t joy_pitchsensitivity = {"joypitchsensitivity", "1.0"}; +cvar_t joy_yawsensitivity = {"joyyawsensitivity", "-1.0"}; +cvar_t joy_wwhack1 = {"joywwhack1", "0.0"}; +cvar_t joy_wwhack2 = {"joywwhack2", "0.0"}; + +qboolean joy_avail, joy_advancedinit, joy_haspov; +DWORD joy_oldbuttonstate, joy_oldpovstate; + +int joy_id; +DWORD joy_flags; +DWORD joy_numbuttons; + +static LPDIRECTINPUT g_pdi; +static LPDIRECTINPUTDEVICE g_pMouse; + +static JOYINFOEX ji; + +static HINSTANCE hInstDI; + +static qboolean dinput; + +typedef struct MYDATA { + LONG lX; // X axis goes here + LONG lY; // Y axis goes here + LONG lZ; // Z axis goes here + BYTE bButtonA; // One button goes here + BYTE bButtonB; // Another button goes here + BYTE bButtonC; // Another button goes here + BYTE bButtonD; // Another button goes here +} MYDATA; + +static DIOBJECTDATAFORMAT rgodf[] = { + { &GUID_XAxis, FIELD_OFFSET(MYDATA, lX), DIDFT_AXIS | DIDFT_ANYINSTANCE, 0,}, + { &GUID_YAxis, FIELD_OFFSET(MYDATA, lY), DIDFT_AXIS | DIDFT_ANYINSTANCE, 0,}, + { &GUID_ZAxis, FIELD_OFFSET(MYDATA, lZ), 0x80000000 | DIDFT_AXIS | DIDFT_ANYINSTANCE, 0,}, + { 0, FIELD_OFFSET(MYDATA, bButtonA), DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,}, + { 0, FIELD_OFFSET(MYDATA, bButtonB), DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,}, + { 0, FIELD_OFFSET(MYDATA, bButtonC), 0x80000000 | DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,}, + { 0, FIELD_OFFSET(MYDATA, bButtonD), 0x80000000 | DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,}, +}; + +#define NUM_OBJECTS (sizeof(rgodf) / sizeof(rgodf[0])) + +static DIDATAFORMAT df = { + sizeof(DIDATAFORMAT), // this structure + sizeof(DIOBJECTDATAFORMAT), // size of object data format + DIDF_RELAXIS, // absolute axis coordinates + sizeof(MYDATA), // device data size + NUM_OBJECTS, // number of objects + rgodf, // and here they are +}; + +// forward-referenced functions +void IN_StartupJoystick (void); +void Joy_AdvancedUpdate_f (void); +void IN_JoyMove (usercmd_t *cmd); + + +/* +=========== +Force_CenterView_f +=========== +*/ +void Force_CenterView_f (void) +{ + cl.viewangles[PITCH] = 0; +} + + +/* +=========== +IN_UpdateClipCursor +=========== +*/ +void IN_UpdateClipCursor (void) +{ + + if (mouseinitialized && mouseactive && !dinput) + { + ClipCursor (&window_rect); + } +} + + +/* +=========== +IN_ShowMouse +=========== +*/ +void IN_ShowMouse (void) +{ + + if (!mouseshowtoggle) + { + ShowCursor (TRUE); + mouseshowtoggle = 1; + } +} + + +/* +=========== +IN_HideMouse +=========== +*/ +void IN_HideMouse (void) +{ + + if (mouseshowtoggle) + { + ShowCursor (FALSE); + mouseshowtoggle = 0; + } +} + + +/* +=========== +IN_ActivateMouse +=========== +*/ +void IN_ActivateMouse (void) +{ + + mouseactivatetoggle = true; + + if (mouseinitialized) + { + if (dinput) + { + if (g_pMouse) + { + if (!dinput_acquired) + { + IDirectInputDevice_Acquire(g_pMouse); + dinput_acquired = true; + } + } + else + { + return; + } + } + else + { + if (mouseparmsvalid) + restore_spi = SystemParametersInfo (SPI_SETMOUSE, 0, newmouseparms, 0); + + SetCursorPos (window_center_x, window_center_y); + SetCapture (mainwindow); + ClipCursor (&window_rect); + } + + mouseactive = true; + } +} + + +/* +=========== +IN_SetQuakeMouseState +=========== +*/ +void IN_SetQuakeMouseState (void) +{ + if (mouseactivatetoggle) + IN_ActivateMouse (); +} + + +/* +=========== +IN_DeactivateMouse +=========== +*/ +void IN_DeactivateMouse (void) +{ + + mouseactivatetoggle = false; + + if (mouseinitialized) + { + if (dinput) + { + if (g_pMouse) + { + if (dinput_acquired) + { + IDirectInputDevice_Unacquire(g_pMouse); + dinput_acquired = false; + } + } + } + else + { + if (restore_spi) + SystemParametersInfo (SPI_SETMOUSE, 0, originalmouseparms, 0); + + ClipCursor (NULL); + ReleaseCapture (); + } + + mouseactive = false; + } +} + + +/* +=========== +IN_RestoreOriginalMouseState +=========== +*/ +void IN_RestoreOriginalMouseState (void) +{ + if (mouseactivatetoggle) + { + IN_DeactivateMouse (); + mouseactivatetoggle = true; + } + +// try to redraw the cursor so it gets reinitialized, because sometimes it +// has garbage after the mode switch + ShowCursor (TRUE); + ShowCursor (FALSE); +} + + +/* +=========== +IN_InitDInput +=========== +*/ +qboolean IN_InitDInput (void) +{ + HRESULT hr; + DIPROPDWORD dipdw = { + { + sizeof(DIPROPDWORD), // diph.dwSize + sizeof(DIPROPHEADER), // diph.dwHeaderSize + 0, // diph.dwObj + DIPH_DEVICE, // diph.dwHow + }, + DINPUT_BUFFERSIZE, // dwData + }; + + if (!hInstDI) + { + hInstDI = LoadLibrary("dinput.dll"); + + if (hInstDI == NULL) + { + Con_SafePrintf ("Couldn't load dinput.dll\n"); + return false; + } + } + + if (!pDirectInputCreate) + { + pDirectInputCreate = (void *)GetProcAddress(hInstDI,"DirectInputCreateA"); + + if (!pDirectInputCreate) + { + Con_SafePrintf ("Couldn't get DI proc addr\n"); + return false; + } + } + +// register with DirectInput and get an IDirectInput to play with. + hr = iDirectInputCreate(global_hInstance, DIRECTINPUT_VERSION, &g_pdi, NULL); + + if (FAILED(hr)) + { + return false; + } + +// obtain an interface to the system mouse device. + hr = IDirectInput_CreateDevice(g_pdi, &GUID_SysMouse, &g_pMouse, NULL); + + if (FAILED(hr)) + { + Con_SafePrintf ("Couldn't open DI mouse device\n"); + return false; + } + +// set the data format to "mouse format". + hr = IDirectInputDevice_SetDataFormat(g_pMouse, &df); + + if (FAILED(hr)) + { + Con_SafePrintf ("Couldn't set DI mouse format\n"); + return false; + } + +// set the cooperativity level. + hr = IDirectInputDevice_SetCooperativeLevel(g_pMouse, mainwindow, + DISCL_EXCLUSIVE | DISCL_FOREGROUND); + + if (FAILED(hr)) + { + Con_SafePrintf ("Couldn't set DI coop level\n"); + return false; + } + + +// set the buffer size to DINPUT_BUFFERSIZE elements. +// the buffer size is a DWORD property associated with the device + hr = IDirectInputDevice_SetProperty(g_pMouse, DIPROP_BUFFERSIZE, &dipdw.diph); + + if (FAILED(hr)) + { + Con_SafePrintf ("Couldn't set DI buffersize\n"); + return false; + } + + return true; +} + + +/* +=========== +IN_StartupMouse +=========== +*/ +void IN_StartupMouse (void) +{ + HDC hdc; + + if ( COM_CheckParm ("-nomouse") ) + return; + + mouseinitialized = true; + + if (COM_CheckParm ("-dinput")) + { + dinput = IN_InitDInput (); + + if (dinput) + { + Con_SafePrintf ("DirectInput initialized\n"); + } + else + { + Con_SafePrintf ("DirectInput not initialized\n"); + } + } + + if (!dinput) + { + mouseparmsvalid = SystemParametersInfo (SPI_GETMOUSE, 0, originalmouseparms, 0); + + if (mouseparmsvalid) + { + if ( COM_CheckParm ("-noforcemspd") ) + newmouseparms[2] = originalmouseparms[2]; + + if ( COM_CheckParm ("-noforcemaccel") ) + { + newmouseparms[0] = originalmouseparms[0]; + newmouseparms[1] = originalmouseparms[1]; + } + + if ( COM_CheckParm ("-noforcemparms") ) + { + newmouseparms[0] = originalmouseparms[0]; + newmouseparms[1] = originalmouseparms[1]; + newmouseparms[2] = originalmouseparms[2]; + } + } + } + + mouse_buttons = 3; + +// if a fullscreen video mode was set before the mouse was initialized, +// set the mouse state appropriately + if (mouseactivatetoggle) + IN_ActivateMouse (); +} + + +/* +=========== +IN_Init +=========== +*/ +void IN_Init (void) +{ + // mouse variables + Cvar_RegisterVariable (&m_filter); + + // joystick variables + Cvar_RegisterVariable (&in_joystick); + Cvar_RegisterVariable (&joy_name); + Cvar_RegisterVariable (&joy_advanced); + Cvar_RegisterVariable (&joy_advaxisx); + Cvar_RegisterVariable (&joy_advaxisy); + Cvar_RegisterVariable (&joy_advaxisz); + Cvar_RegisterVariable (&joy_advaxisr); + Cvar_RegisterVariable (&joy_advaxisu); + Cvar_RegisterVariable (&joy_advaxisv); + Cvar_RegisterVariable (&joy_forwardthreshold); + Cvar_RegisterVariable (&joy_sidethreshold); + Cvar_RegisterVariable (&joy_pitchthreshold); + Cvar_RegisterVariable (&joy_yawthreshold); + Cvar_RegisterVariable (&joy_forwardsensitivity); + Cvar_RegisterVariable (&joy_sidesensitivity); + Cvar_RegisterVariable (&joy_pitchsensitivity); + Cvar_RegisterVariable (&joy_yawsensitivity); + Cvar_RegisterVariable (&joy_wwhack1); + Cvar_RegisterVariable (&joy_wwhack2); + + Cmd_AddCommand ("force_centerview", Force_CenterView_f); + Cmd_AddCommand ("joyadvancedupdate", Joy_AdvancedUpdate_f); + + uiWheelMessage = RegisterWindowMessage ( "MSWHEEL_ROLLMSG" ); + + IN_StartupMouse (); + IN_StartupJoystick (); +} + +/* +=========== +IN_Shutdown +=========== +*/ +void IN_Shutdown (void) +{ + + IN_DeactivateMouse (); + IN_ShowMouse (); + + if (g_pMouse) + { + IDirectInputDevice_Release(g_pMouse); + g_pMouse = NULL; + } + + if (g_pdi) + { + IDirectInput_Release(g_pdi); + g_pdi = NULL; + } +} + + +/* +=========== +IN_MouseEvent +=========== +*/ +void IN_MouseEvent (int mstate) +{ + int i; + + if (mouseactive && !dinput) + { + // perform button actions + for (i=0 ; i<mouse_buttons ; i++) + { + if ( (mstate & (1<<i)) && + !(mouse_oldbuttonstate & (1<<i)) ) + { + Key_Event (K_MOUSE1 + i, true); + } + + if ( !(mstate & (1<<i)) && + (mouse_oldbuttonstate & (1<<i)) ) + { + Key_Event (K_MOUSE1 + i, false); + } + } + + mouse_oldbuttonstate = mstate; + } +} + + +/* +=========== +IN_MouseMove +=========== +*/ +void IN_MouseMove (usercmd_t *cmd) +{ + int mx, my; + HDC hdc; + int i; + DIDEVICEOBJECTDATA od; + DWORD dwElements; + HRESULT hr; + + if (!mouseactive) + return; + + if (dinput) + { + mx = 0; + my = 0; + + for (;;) + { + dwElements = 1; + + hr = IDirectInputDevice_GetDeviceData(g_pMouse, + sizeof(DIDEVICEOBJECTDATA), &od, &dwElements, 0); + + if ((hr == DIERR_INPUTLOST) || (hr == DIERR_NOTACQUIRED)) + { + dinput_acquired = true; + IDirectInputDevice_Acquire(g_pMouse); + break; + } + + /* Unable to read data or no data available */ + if (FAILED(hr) || dwElements == 0) + { + break; + } + + /* Look at the element to see what happened */ + + switch (od.dwOfs) + { + case DIMOFS_X: + mx += od.dwData; + break; + + case DIMOFS_Y: + my += od.dwData; + break; + + case DIMOFS_BUTTON0: + if (od.dwData & 0x80) + mstate_di |= 1; + else + mstate_di &= ~1; + break; + + case DIMOFS_BUTTON1: + if (od.dwData & 0x80) + mstate_di |= (1<<1); + else + mstate_di &= ~(1<<1); + break; + + case DIMOFS_BUTTON2: + if (od.dwData & 0x80) + mstate_di |= (1<<2); + else + mstate_di &= ~(1<<2); + break; + } + } + + // perform button actions + for (i=0 ; i<mouse_buttons ; i++) + { + if ( (mstate_di & (1<<i)) && + !(mouse_oldbuttonstate & (1<<i)) ) + { + Key_Event (K_MOUSE1 + i, true); + } + + if ( !(mstate_di & (1<<i)) && + (mouse_oldbuttonstate & (1<<i)) ) + { + Key_Event (K_MOUSE1 + i, false); + } + } + + mouse_oldbuttonstate = mstate_di; + } + else + { + GetCursorPos (¤t_pos); + mx = current_pos.x - window_center_x + mx_accum; + my = current_pos.y - window_center_y + my_accum; + mx_accum = 0; + my_accum = 0; + } + + if (m_filter.value) + { + mouse_x = (mx + old_mouse_x) * 0.5; + mouse_y = (my + old_mouse_y) * 0.5; + } + else + { + mouse_x = mx; + mouse_y = my; + } + + old_mouse_x = mx; + old_mouse_y = my; + + mouse_x *= sensitivity.value; + mouse_y *= sensitivity.value; + +// add mouse X/Y movement to cmd + if ( (in_strafe.state & 1) || (lookstrafe.value && (in_mlook.state & 1) )) + cmd->sidemove += m_side.value * mouse_x; + else + cl.viewangles[YAW] -= m_yaw.value * mouse_x; + + if (in_mlook.state & 1) + V_StopPitchDrift (); + + if ( (in_mlook.state & 1) && !(in_strafe.state & 1)) + { + cl.viewangles[PITCH] += m_pitch.value * mouse_y; + if (cl.viewangles[PITCH] > 80) + cl.viewangles[PITCH] = 80; + if (cl.viewangles[PITCH] < -70) + cl.viewangles[PITCH] = -70; + } + else + { + if ((in_strafe.state & 1) && noclip_anglehack) + cmd->upmove -= m_forward.value * mouse_y; + else + cmd->forwardmove -= m_forward.value * mouse_y; + } + +// if the mouse has moved, force it to the center, so there's room to move + if (mx || my) + { + SetCursorPos (window_center_x, window_center_y); + } +} + + +/* +=========== +IN_Move +=========== +*/ +void IN_Move (usercmd_t *cmd) +{ + + if (ActiveApp && !Minimized) + { + IN_MouseMove (cmd); + IN_JoyMove (cmd); + } +} + + +/* +=========== +IN_Accumulate +=========== +*/ +void IN_Accumulate (void) +{ + int mx, my; + HDC hdc; + + if (mouseactive) + { + GetCursorPos (¤t_pos); + + mx_accum += current_pos.x - window_center_x; + my_accum += current_pos.y - window_center_y; + + // force the mouse to the center, so there's room to move + SetCursorPos (window_center_x, window_center_y); + } +} + + +/* +=================== +IN_ClearStates +=================== +*/ +void IN_ClearStates (void) +{ + + if (mouseactive) + { + mx_accum = 0; + my_accum = 0; + mouse_oldbuttonstate = 0; + } +} + + +/* +=============== +IN_StartupJoystick +=============== +*/ +void IN_StartupJoystick (void) +{ + int i, numdevs; + JOYCAPS jc; + MMRESULT mmr; + + // assume no joystick + joy_avail = false; + + // abort startup if user requests no joystick + if ( COM_CheckParm ("-nojoy") ) + return; + + // verify joystick driver is present + if ((numdevs = joyGetNumDevs ()) == 0) + { + Con_Printf ("\njoystick not found -- driver not present\n\n"); + return; + } + + // cycle through the joystick ids for the first valid one + for (joy_id=0 ; joy_id<numdevs ; joy_id++) + { + memset (&ji, 0, sizeof(ji)); + ji.dwSize = sizeof(ji); + ji.dwFlags = JOY_RETURNCENTERED; + + if ((mmr = joyGetPosEx (joy_id, &ji)) == JOYERR_NOERROR) + break; + } + + // abort startup if we didn't find a valid joystick + if (mmr != JOYERR_NOERROR) + { + Con_Printf ("\njoystick not found -- no valid joysticks (%x)\n\n", mmr); + return; + } + + // get the capabilities of the selected joystick + // abort startup if command fails + memset (&jc, 0, sizeof(jc)); + if ((mmr = joyGetDevCaps (joy_id, &jc, sizeof(jc))) != JOYERR_NOERROR) + { + Con_Printf ("\njoystick not found -- invalid joystick capabilities (%x)\n\n", mmr); + return; + } + + // save the joystick's number of buttons and POV status + joy_numbuttons = jc.wNumButtons; + joy_haspov = jc.wCaps & JOYCAPS_HASPOV; + + // old button and POV states default to no buttons pressed + joy_oldbuttonstate = joy_oldpovstate = 0; + + // mark the joystick as available and advanced initialization not completed + // this is needed as cvars are not available during initialization + + joy_avail = true; + joy_advancedinit = false; + + Con_Printf ("\njoystick detected\n\n"); +} + + +/* +=========== +RawValuePointer +=========== +*/ +PDWORD RawValuePointer (int axis) +{ + switch (axis) + { + case JOY_AXIS_X: + return &ji.dwXpos; + case JOY_AXIS_Y: + return &ji.dwYpos; + case JOY_AXIS_Z: + return &ji.dwZpos; + case JOY_AXIS_R: + return &ji.dwRpos; + case JOY_AXIS_U: + return &ji.dwUpos; + case JOY_AXIS_V: + return &ji.dwVpos; + } +} + + +/* +=========== +Joy_AdvancedUpdate_f +=========== +*/ +void Joy_AdvancedUpdate_f (void) +{ + + // called once by IN_ReadJoystick and by user whenever an update is needed + // cvars are now available + int i; + DWORD dwTemp; + + // initialize all the maps + for (i = 0; i < JOY_MAX_AXES; i++) + { + dwAxisMap[i] = AxisNada; + dwControlMap[i] = JOY_ABSOLUTE_AXIS; + pdwRawValue[i] = RawValuePointer(i); + } + + if( joy_advanced.value == 0.0) + { + // default joystick initialization + // 2 axes only with joystick control + dwAxisMap[JOY_AXIS_X] = AxisTurn; + // dwControlMap[JOY_AXIS_X] = JOY_ABSOLUTE_AXIS; + dwAxisMap[JOY_AXIS_Y] = AxisForward; + // dwControlMap[JOY_AXIS_Y] = JOY_ABSOLUTE_AXIS; + } + else + { + if (Q_strcmp (joy_name.string, "joystick") != 0) + { + // notify user of advanced controller + Con_Printf ("\n%s configured\n\n", joy_name.string); + } + + // advanced initialization here + // data supplied by user via joy_axisn cvars + dwTemp = (DWORD) joy_advaxisx.value; + dwAxisMap[JOY_AXIS_X] = dwTemp & 0x0000000f; + dwControlMap[JOY_AXIS_X] = dwTemp & JOY_RELATIVE_AXIS; + dwTemp = (DWORD) joy_advaxisy.value; + dwAxisMap[JOY_AXIS_Y] = dwTemp & 0x0000000f; + dwControlMap[JOY_AXIS_Y] = dwTemp & JOY_RELATIVE_AXIS; + dwTemp = (DWORD) joy_advaxisz.value; + dwAxisMap[JOY_AXIS_Z] = dwTemp & 0x0000000f; + dwControlMap[JOY_AXIS_Z] = dwTemp & JOY_RELATIVE_AXIS; + dwTemp = (DWORD) joy_advaxisr.value; + dwAxisMap[JOY_AXIS_R] = dwTemp & 0x0000000f; + dwControlMap[JOY_AXIS_R] = dwTemp & JOY_RELATIVE_AXIS; + dwTemp = (DWORD) joy_advaxisu.value; + dwAxisMap[JOY_AXIS_U] = dwTemp & 0x0000000f; + dwControlMap[JOY_AXIS_U] = dwTemp & JOY_RELATIVE_AXIS; + dwTemp = (DWORD) joy_advaxisv.value; + dwAxisMap[JOY_AXIS_V] = dwTemp & 0x0000000f; + dwControlMap[JOY_AXIS_V] = dwTemp & JOY_RELATIVE_AXIS; + } + + // compute the axes to collect from DirectInput + joy_flags = JOY_RETURNCENTERED | JOY_RETURNBUTTONS | JOY_RETURNPOV; + for (i = 0; i < JOY_MAX_AXES; i++) + { + if (dwAxisMap[i] != AxisNada) + { + joy_flags |= dwAxisFlags[i]; + } + } +} + + +/* +=========== +IN_Commands +=========== +*/ +void IN_Commands (void) +{ + int i, key_index; + DWORD buttonstate, povstate; + + if (!joy_avail) + { + return; + } + + + // loop through the joystick buttons + // key a joystick event or auxillary event for higher number buttons for each state change + buttonstate = ji.dwButtons; + for (i=0 ; i < joy_numbuttons ; i++) + { + if ( (buttonstate & (1<<i)) && !(joy_oldbuttonstate & (1<<i)) ) + { + key_index = (i < 4) ? K_JOY1 : K_AUX1; + Key_Event (key_index + i, true); + } + + if ( !(buttonstate & (1<<i)) && (joy_oldbuttonstate & (1<<i)) ) + { + key_index = (i < 4) ? K_JOY1 : K_AUX1; + Key_Event (key_index + i, false); + } + } + joy_oldbuttonstate = buttonstate; + + if (joy_haspov) + { + // convert POV information into 4 bits of state information + // this avoids any potential problems related to moving from one + // direction to another without going through the center position + povstate = 0; + if(ji.dwPOV != JOY_POVCENTERED) + { + if (ji.dwPOV == JOY_POVFORWARD) + povstate |= 0x01; + if (ji.dwPOV == JOY_POVRIGHT) + povstate |= 0x02; + if (ji.dwPOV == JOY_POVBACKWARD) + povstate |= 0x04; + if (ji.dwPOV == JOY_POVLEFT) + povstate |= 0x08; + } + // determine which bits have changed and key an auxillary event for each change + for (i=0 ; i < 4 ; i++) + { + if ( (povstate & (1<<i)) && !(joy_oldpovstate & (1<<i)) ) + { + Key_Event (K_AUX29 + i, true); + } + + if ( !(povstate & (1<<i)) && (joy_oldpovstate & (1<<i)) ) + { + Key_Event (K_AUX29 + i, false); + } + } + joy_oldpovstate = povstate; + } +} + + +/* +=============== +IN_ReadJoystick +=============== +*/ +qboolean IN_ReadJoystick (void) +{ + + memset (&ji, 0, sizeof(ji)); + ji.dwSize = sizeof(ji); + ji.dwFlags = joy_flags; + + if (joyGetPosEx (joy_id, &ji) == JOYERR_NOERROR) + { + // this is a hack -- there is a bug in the Logitech WingMan Warrior DirectInput Driver + // rather than having 32768 be the zero point, they have the zero point at 32668 + // go figure -- anyway, now we get the full resolution out of the device + if (joy_wwhack1.value != 0.0) + { + ji.dwUpos += 100; + } + return true; + } + else + { + // read error occurred + // turning off the joystick seems too harsh for 1 read error,\ + // but what should be done? + // Con_Printf ("IN_ReadJoystick: no response\n"); + // joy_avail = false; + return false; + } +} + + +/* +=========== +IN_JoyMove +=========== +*/ +void IN_JoyMove (usercmd_t *cmd) +{ + float speed, aspeed; + float fAxisValue, fTemp; + int i; + + // complete initialization if first time in + // this is needed as cvars are not available at initialization time + if( joy_advancedinit != true ) + { + Joy_AdvancedUpdate_f(); + joy_advancedinit = true; + } + + // verify joystick is available and that the user wants to use it + if (!joy_avail || !in_joystick.value) + { + return; + } + + // collect the joystick data, if possible + if (IN_ReadJoystick () != true) + { + return; + } + + if (in_speed.state & 1) + speed = cl_movespeedkey.value; + else + speed = 1; + aspeed = speed * host_frametime; + + // loop through the axes + for (i = 0; i < JOY_MAX_AXES; i++) + { + // get the floating point zero-centered, potentially-inverted data for the current axis + fAxisValue = (float) *pdwRawValue[i]; + // move centerpoint to zero + fAxisValue -= 32768.0; + + if (joy_wwhack2.value != 0.0) + { + if (dwAxisMap[i] == AxisTurn) + { + // this is a special formula for the Logitech WingMan Warrior + // y=ax^b; where a = 300 and b = 1.3 + // also x values are in increments of 800 (so this is factored out) + // then bounds check result to level out excessively high spin rates + fTemp = 300.0 * pow(abs(fAxisValue) / 800.0, 1.3); + if (fTemp > 14000.0) + fTemp = 14000.0; + // restore direction information + fAxisValue = (fAxisValue > 0.0) ? fTemp : -fTemp; + } + } + + // convert range from -32768..32767 to -1..1 + fAxisValue /= 32768.0; + + switch (dwAxisMap[i]) + { + case AxisForward: + if ((joy_advanced.value == 0.0) && (in_mlook.state & 1)) + { + // user wants forward control to become look control + if (fabs(fAxisValue) > joy_pitchthreshold.value) + { + // if mouse invert is on, invert the joystick pitch value + // only absolute control support here (joy_advanced is false) + if (m_pitch.value < 0.0) + { + cl.viewangles[PITCH] -= (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value; + } + else + { + cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value; + } + V_StopPitchDrift(); + } + else + { + // no pitch movement + // disable pitch return-to-center unless requested by user + // *** this code can be removed when the lookspring bug is fixed + // *** the bug always has the lookspring feature on + if(lookspring.value == 0.0) + V_StopPitchDrift(); + } + } + else + { + // user wants forward control to be forward control + if (fabs(fAxisValue) > joy_forwardthreshold.value) + { + cmd->forwardmove += (fAxisValue * joy_forwardsensitivity.value) * speed * cl_forwardspeed.value; + } + } + break; + + case AxisSide: + if (fabs(fAxisValue) > joy_sidethreshold.value) + { + cmd->sidemove += (fAxisValue * joy_sidesensitivity.value) * speed * cl_sidespeed.value; + } + break; + + case AxisTurn: + if ((in_strafe.state & 1) || (lookstrafe.value && (in_mlook.state & 1))) + { + // user wants turn control to become side control + if (fabs(fAxisValue) > joy_sidethreshold.value) + { + cmd->sidemove -= (fAxisValue * joy_sidesensitivity.value) * speed * cl_sidespeed.value; + } + } + else + { + // user wants turn control to be turn control + if (fabs(fAxisValue) > joy_yawthreshold.value) + { + if(dwControlMap[i] == JOY_ABSOLUTE_AXIS) + { + cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity.value) * aspeed * cl_yawspeed.value; + } + else + { + cl.viewangles[YAW] += (fAxisValue * joy_yawsensitivity.value) * speed * 180.0; + } + + } + } + break; + + case AxisLook: + if (in_mlook.state & 1) + { + if (fabs(fAxisValue) > joy_pitchthreshold.value) + { + // pitch movement detected and pitch movement desired by user + if(dwControlMap[i] == JOY_ABSOLUTE_AXIS) + { + cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * aspeed * cl_pitchspeed.value; + } + else + { + cl.viewangles[PITCH] += (fAxisValue * joy_pitchsensitivity.value) * speed * 180.0; + } + V_StopPitchDrift(); + } + else + { + // no pitch movement + // disable pitch return-to-center unless requested by user + // *** this code can be removed when the lookspring bug is fixed + // *** the bug always has the lookspring feature on + if(lookspring.value == 0.0) + V_StopPitchDrift(); + } + } + break; + + default: + break; + } + } + + // bounds check pitch + if (cl.viewangles[PITCH] > 80.0) + cl.viewangles[PITCH] = 80.0; + if (cl.viewangles[PITCH] < -70.0) + cl.viewangles[PITCH] = -70.0; +} |